Answer:
B. Four gray walls, and four gray towers,
Overlook a space of flowers, and silent isle imbowers the lady of Shalott
Explanation:
The line which describes how the world of lady of Shalott differs from the world of Camelot is "Four gray walls, and four gray towers, Overlook a space of flowers, and noiseless island imbowers the lady of Shalott ".
The lady of Shallot is a poem written in stanzas by the English poet named Alfred Tennyson. The poem is about a story of Elaine of Astolat, Elaine is a noblewoman who was imprisoned in a towel situated on an island close to Camelot, who suffers an unknown curse and must regularly weave images on her loom without gazing directly at the world but was allowed to view the world through a mirror.